Olivia Reynolds, a Colorado Northwestern Community College nursing student, center, applies fluoride varnish to the teeth of Boston Armstrong, 3, while his mother, Dana Armstrong, left, and Cavity-Free at Three trainer and registered dental hygienist Ashley Moon, right, watch. Connections 4 Kids early childhood council hosted a Cavity-Free at Three training for dental and medical professionals on January 28 at the Holiday Inn in Craig. Attendees learned about the importance of early dental care and had the opportunity to practice conducting oral health screenings and applying fluoride varnish to local children’s teeth. Another Cavity-Free at Three training is planned for the spring in Rangely.